نتایج جستجو برای: lmm model

تعداد نتایج: 2104569  

Journal: :Anticancer research 2013
Takeshi Kadowaki Shiho Ohno Yoshie Taniguchi Hiroyuki Inagawa Chie Kohchi Gen-Ichiro Soma

BACKGROUND Lipopolysaccharide derived from Pantoea agglomerans (LPSp) mainly consists of two aggregates, the high-molecular aggregate (HMM-LPSp) and the low-molecular aggregate (LMM-LPSp). The structural differences between HMM-LPSp and LMM-LPSp seem to depend on the length of the O-antigen polysaccharide because the lipid A regions of the two fractions are quite similar. In this study, we exam...

2012
Volker Ermert Andreas H. Fink Andrew P. Morse Heiko Paeth

BACKGROUND Climate change will probably alter the spread and transmission intensity of malaria in Africa. OBJECTIVES In this study, we assessed potential changes in the malaria transmission via an integrated weather-disease model. METHODS We simulated mosquito biting rates using the Liverpool Malaria Model (LMM). The input data for the LMM were bias-corrected temperature and precipitation d...

Introduction: Previous studies have not investigated the association of concomitant changes in obesity indicators with diabetes in prediabetic patients. This study aimed to identify the patterns of changes in the abdominal obesity indices over time in prediabetic patients and to predict high-risk individuals for the future risk of diabetes development. Materials and Methods: This prospective 16...

Journal: :American journal of epidemiology 2011
Cécile Proust-Lima Jean-François Dartigues Hélène Jacqmin-Gadda

The linear mixed model (LMM), which is routinely used to describe change in outcomes over time and its association with risk factors, assumes that a unit change in any predictor is associated with a constant change in the outcome. When it is used on psychometric tests, this assumption may not hold. Indeed, psychometric tests usually suffer from ceiling and/or floor effects and curvilinearity (i...

Journal: :Expert Syst. Appl. 2015
ShuiGuang Deng Yifei Xu Xiaoli Li Yong He

Spectral unmixing is a critical issue in multi-spectral data processing, which has the ability to identify the constituent components of a pixel. Most of the hyperspectral unmixing current methods are based on Linear Mixture Model (LMM) and have been widely used in many scenarios. However, both the noise contained in the LMM and the requirement of essential prior knowledge strongly limit their ...

2010
Hiroki Yoshioka Kenta Obata

Fraction of vegetation cover (FVC) is often estimated by unmixing a linear mixture model (LMM). In the LMM-based algorithm, differences can be seen in assumptions and constraints imposed to the model such as spectral vegetation index, inducing variations in algorithm. As a result, robustness against noises in reflectance spectrum is somewhat different among those algorithms, depending on a targ...

2012
John M. Abowd Matthew J. Schneider Lars Vilhuber

We consider a particular maximum likelihood estimator (MLE) and a computationally-intensive Bayesian method for differentially private estimation of the linear mixed-effects model (LMM) with normal random errors. The LMM is important because it is used in small area estimation and detailed industry tabulations that present significant challenges for confidentiality protection of the underlying ...

2012
M. RENÉ MALINOW CRAIG L. LISTER CARL DE CRÉE

The present study was designed to examine the relationship between homocyst(e)ine (H[e]) levels and muscle mass. Two experimental groups each of 24 Caucasian males, one consisting of higher-muscle mass subjects (HMM) and the other of lower-muscle mass subjects (LMM) participated in this study. Muscle mass was estimated from 24-hour urine collections of creatinine (Crt). Muscle mass was 40.3 ± 1...

Journal: :Collegium antropologicum 2010
Mirna Situm Zeljana Bolanca Marija Buljan

Lentigo maligna melanoma (LMM) is a slowly growing tumor of elderly white population. It typically develops on chronically sun-exposed skin of the head and neck area which indicates that the cumulative exposure to the UV radiation has crucial role in the development of LMM. Precursor lesion is lentigo maligna (LM) which commonly presents as an irregular brownish pigmented macular lesion persist...

Journal: :General physiology and biophysics 1990
Z A Podlubnaya N A Freydina V V Lednev

We examined the axial repeats in electron micrographs of three types of negatively stained paracrystals (two tactoid- and one sheet-like type) of rabbit light meromyosin (LMM) and its complex with C-protein characterized previously by similar axial period of about 43.0 nm. Assuming for the axial repeat in type II tactoids the value of 42.93 +/- 0.05 nm as it was determined by X-ray diffraction ...

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